import pygame.font

class MyButton():


    Green = (0, 255, 0)

    def __init__(self, screen,x,y,width,height,button_color, msg):
        """初始化按钮的属性"""
        self.screen = screen
        self.screen_rect = screen.get_rect()

        #设置按钮的尺寸和其他属性
        self.width, self.height = width, height
        self.button_color = button_color
        self.text_color = (255, 255, 255)
        self.font = pygame.font.Font('./font/simhei.ttf', 28)

        #创建按钮的rect对象，居中
        self.rect = pygame.Rect(x,y,self.width,self.height)


        #按钮的标签只需创建一次
        self.prep_msg(msg)


    def prep_msg(self, msg):
        """将msg渲染为图像，并使其在按钮上居中"""
        self.msg_image = self.font.render(msg,True,self.text_color,
                                          self.button_color)
        self.msg_image_rect = self.msg_image.get_rect()
        self.msg_image_rect.center = self.rect.center

    # 绘制一个用颜色填充的按钮，再绘制文本
    def draw_button(self):
        self.screen.fill(self.button_color,self.rect)
        self.screen.blit(self.msg_image,self.msg_image_rect)

    def diy_draw_button(self,button_color,rect,msg_image,msg_image_rect):
        self.screen.fill(  button_color, rect)
        self.screen.blit( msg_image, msg_image_rect)
